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DOC. MIE91093 Rev. 1.34 Page 91 of 145

PH 3-1

1 PH

Note: in phase to phase faults, currents are equal in module

and opposite in phase.

CONNECTION OF THREE T1000 PLUS TO THE DISTANCE RELAY

Main Page

Table of Contents3
Short Foreword7
Safety at Work8
Introduction11
Application Examples14
Overcurrent Relay Testing16
Introduction16
Connection to Current Outputs17
I> Threshold and Drop-Off19
I>> Threshold and Drop-Off20
Trip and Drop-Off Timing21
Over and under Voltage21
Introduction21
Connection to Voltage Output22
V> Threshold and Drop-Off24
Trip and Drop-Off Timing25
Hint: How to Test a Three-Phase Voltage Relay2525
Hint: Vector Group Test for a PT Transformer26
DC Voltage Relay Testing28
Introduction28
Connection to Voltage Output28
V< Threshold and Drop-Off30
Trip and Drop-Off Timing31
Reverse Power Relay Testing32
Introduction32
Connection of the Relay33
P% Threshold and Drop-Off37
Threshold and Drop-Off of Other Points37
Trip and Drop-Off Timing38
Directional Relay Testing39
Introduction39
Connection of the Relay41
MTA and Angle Sector44
Curve Test46
Trip and Drop-Off Timing47
Over and under Frequency Relay Testing48
Introduction48
Connection to Voltage Output49
F> Threshold and Drop-Off50
F< Threshold and Drop-Off51
F<< Threshold and Drop-Off52
Trip and Drop-Off Timing52
Frequency Rate of Change Relay Testing54
Introduction54
Connection to Voltage Output55
MXROC Threshold57
F>> Threshold and Drop-Off58
T2 Trip and Drop-Off Timing58
F> Threshold58
Synchronizing Relay Testing60
Introduction60
Connection to Voltage Outputs61
Voltage Threshold and Drop-Off63
Angle Threshold64
Frequency Threshold64
Timer Test68
Loss of Field Relay Testing69
Automatic Recloser Testing73
Introduction73
Normal Recloser Test76
Normal Recloser Test Programming80
Pole Mounted CB Test82
Pole Mounted CB Test Programming85
Distance Relay Testing87
Introduction87
Definition of Terms89
Relay Connection90
Test Conduction92
Single Phase Fault93
Phase to Phase Fault97
Three Phase Fault101
Test of Converters105
Test of Energy Meters107
Transformer Differential Relay Testing with D1000 or Td1000 Plus112
Introduction112
The Transformer112
The Restraint and the Differential Current114
Connection to the Relay115
Characteristic Curve Test119
Displaying Characteristic with X-Pro 1000121
Connections for Different Transformers123
Second Harmonic Restraint Test124
Primary End to End Test125
Test Setup127
Use of SWT3129
T1000 PLUS Setup for End to End Test130
Line Differential Tests131
Thermal Relay Testing132
Low - Voltage and Medium Voltage Circuit Breaker Tests133
Introduction133
Connection to Current Outputs134
I> Threshold135
Intervention Curve136
Ct Saturation Knee Test136
Introduction136
Test Set Connection137
Test Execution138
Appendix 1 Overcurrent Relays140

ISA T1000 PLUS - Page 91

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